Home / 1,222,652.55-1,687,227.69-732,898.77

Finding the Fourth Proportional to 1,222,652.55, 1,687,227.69 and 732,898.77

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Solution

The fourth proportional to 1,222,652.55, 1,687,227.69 and 732,898.77 is: 1,011,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,652.55 : 1,687,227.69 = 732,898.77 : x
  2. Step 2: Convert to fraction form
    1,222,652.55/1,687,227.69 = 732,898.77/x
  3. Step 3: Cross multiply
    1,222,652.55x = 1,687,227.69 × 732,898.77
  4. Step 4: Simplify right side
    1,222,652.55x = 1,236,567,098,710.94
  5. Step 5: Solve for x
    x = 1,236,567,098,710.94/1,222,652.55
  6. Step 6: Final answer
    x = 1,011,380.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.